S931USQUDDZJB – Galaxy S25 firmware

Build S931USQUDDZJB is a feature update for the Galaxy S25 (SM-S931U) on Android 17 (One UI 9). It first appeared on Samsung's servers on Nov 9, 2026 (method) and has reached 10 regions so far. It keeps bootloader bit 13, so downgrading to the previous build S931USQSDDZJ1 is still possible. Samsung still serves this file.

Model
SM-S931U
Android
Android 17
Type
Feature
Bootloader bit
13
First released
Nov 9, 2026
Regions
10

Rollout timeline by region

The date each region code (CSC) first received S931USQUDDZJB, counted from the first release.

CSCRegionReleasedRolloutVersion (PDA/CSC/MODEM)
XAAUSA (unlocked)Nov 9, 2026day 0S931USQUDDZJB/S931UOYNDDZJB/S931USQUDDZJB
VZWUSA (Verizon)Nov 9, 2026day 0S931USQUDDZJB/S931UOYNDDZJB/S931USQUDDZJB
AIOUSA (Cricket)Nov 9, 2026day 0S931USQUDDZJB/S931UOYNDDZJB/S931USQUDDZJB
ATTUSA (AT&T)Nov 9, 2026day 0S931USQUDDZJB/S931UOYNDDZJB/S931USQUDDZJB
CCTUSA (Comcast)Nov 9, 2026day 0S931USQUDDZJB/S931UOYNDDZJB/S931USQUDDZJB
DSAUSANov 9, 2026day 0S931USQUDDZJB/S931UOYNDDZJB/S931USQUDDZJB
DSHUSANov 9, 2026day 0S931USQUDDZJB/S931UOYNDDZJB/S931USQUDDZJB
TMBUSA (T-Mobile)Nov 9, 2026day 0S931USQUDDZJB/S931UOYNDDZJB/S931USQUDDZJB
TMKUSA (MetroPCS)Nov 9, 2026day 0S931USQUDDZJB/S931UOYNDDZJB/S931USQUDDZJB
USCUSA (US Cellular)Nov 9, 2026day 0S931USQUDDZJB/S931UOYNDDZJB/S931USQUDDZJB

Download and release notes

samloader download -m SM-S931U -r XAA -v S931USQUDDZJB/S931UOYNDDZJB/S931USQUDDZJB

Samsung's release notes and security patch level for this update: SM-S931U / XAA on doc.samsungmobile.com. What each part of the build number means: decode S931USQUDDZJB.